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# Sunscreens - Which one is for me?
- URL: https://www.trixiformulations.com.au/sunscreens-which-one-is-for-me-2/
- Published: 2024-12-22T21:53:30.000Z
- Updated: 2026-10-05T05:34:12.000Z
- Description: Navigating the sunscreen aisle can feel overwhelming. With so many options and abbreviations, how do you know which one to choose? Here’s a simple guide to help you understand sunscreens and find the right product for your needs.
- Author: Beata Malickova
- Tags: Blog

Navigating the sunscreen aisle can feel overwhelming. With so many options and abbreviations, how do you know which one to choose? Here’s a simple guide to help you understand sunscreens and find the right product for your needs.

## Understanding SPF

SPF stands for Sun Protection Factor, which measures how well a sunscreen protects against UVB rays—the rays that cause sunburn.

- SPF 15: Blocks about 93% of UVB rays.
- SPF 30: Blocks about 97% of UVB rays.
- SPF 50: Blocks about 98% of UVB rays.

While higher SPF offers slightly more protection, no sunscreen can block 100% of UVB rays. Additionally, SPF does not measure UVA protection, which is equally important.

The difference between SPF 30 and SPF 50 is only about 1%, so higher SPF numbers don’t always mean significantly better protection.

## Broad-Spectrum Protection (UVA and UVB)

Look for sunscreens labelled "broad-spectrum", as they protect against both:

- **UVB rays:** Cause sunburn and play a key role in skin cancer *(think B for BURN)*.
- **UVA rays:** Penetrate deeper into the skin, causing aging, pigmentation and increasing the risk of skin cancer *(think A for AGING)*.

## Types of Sunscreens

- **Chemical Sunscreens**
  - Contain active ingredients like avobenzone, octinoxate or homosalate.
  - Absorb UV rays and convert them into heat.
  - Lightweight and easy to apply, making them suitable for daily use.
- **Mineral Sunscreens (Physical Sunscreens)**
  - Contain zinc oxide and/or titanium dioxide.
  - Form a protective barrier that reflects UV rays.
  - Ideal for sensitive skin and children, as they are less likely to cause irritation.

## Water-Resistant Sunscreens

If you plan to swim or sweat, opt for a water-resistant sunscreen. These products specify how long they remain effective (e.g., 40 or 80 minutes).

**Important tip:** Sunscreen should still be reapplied every two hours or immediately after swimming or towel drying, so opting for a product with over 2 hours of resistance isn’t necessary.

## Special Features to Consider

- **Tinted Sunscreens:** Provide a natural glow and even skin tone - great for daily wear!
- **Oil-Free or Non-Comedogenic:** Perfect for acne-prone or oily skin.
- **Sensitive Skin Formulas:** Look for fragrance-free and hypoallergenic options to reduce irritation.

## How much to apply?

Use about a teaspoon of sunscreen for each body part (face, arms, legs, etc.). Reapply every two hours or immediately after swimming or sweating.

## Key Takeaway

The best sunscreen is the one you’ll use regularly! Choose a product that fits your lifestyle, skin type, and activity level. Remember, no matter what sunscreen you pick, using it correctly and consistently is what truly matters.

### Stay safe and enjoy the sun responsibly!

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